Gate valve



FIG. 1 is a front view of a first embodiment of a gate valve showing my new design;

FIG. 2 is a rear view of the first embodiment;

FIG. 3 is a top plan view of the first embodiment;

FIG. 4 is a bottom plan view of the first embodiment;

FIG. 5 is a right side view of the first embodiment;

FIG. 6 is a left side view of the first embodiment;

FIG. 7 is a cross-sectional view of the first embodiment, taken along line 7—7 in FIG. 1;

FIG. 8 is a cross-sectional view of the first embodiment, taken along line 8—8 in FIG. 1;

FIG. 9 is a cross-sectional view of the first embodiment, taken along line 9—9 in FIG. 5;

FIG. 10 is a cross-sectional view of the first embodiment, taken along line 10—10 in FIG. 3;

FIG. 11 is a perspective view of the first embodiment;

FIG. 12 is a front view of a second embodiment of a gate valve showing my new design;

FIG. 13 is a top plan view of the second embodiment;

FIG. 14 is a bottom plan view of the second embodiment;

FIG. 15 is a right side view of the second embodiment;

FIG. 16 is a left side view of the second embodiment;

FIG. 17 is a cross-sectional view of the second embodiment, taken along line 17—17 in FIG. 12;

FIG. 18 is a cross-sectional view of the second embodiment, taken along line 18—18 in FIG. 12;

FIG. 19 is a cross-sectional view of the second embodiment, taken along line 19—19 in FIG. 15;

FIG. 20 is a cross-sectional view of the second embodiment, taken along line 20—20 in FIG. 13; and,

FIG. 21 is a perspective view of the second embodiment.

The dashed lines shown in the figures represent environmental structure and form no part of the claimed design. The surface(s) or portion(s) of the embodiments of the gate valve not shown in the figures or otherwise described in the specification form(s) no part of the claimed design. 

The ornamental design for a gate valve, as shown and described. 